Troubleshooting

How to Configure Rust on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Configure Rust on IBM AIX 7.1

Introduction IBM AIX 7.1 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure rust on ibm aix 7.1 on IBM AIX […]

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How to Perform Disaster Recovery Testing on Windows Server 2019 — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Perform Disaster Recovery Testing on Windows Server 2019

Introduction to Disaster Recovery Testing on Windows Server 2019 Disaster recovery (DR) testing is the practice of regularly executing and validating the procedures documented in your disaster recovery plan to ensure they actually work when needed. An untested recovery plan is, at best, an optimistic assumption. Organizations that skip DR testing often discover critical gaps […]

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Gentoo Linux — dev-java/svgsalamander — vulnerability — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — dev-java/svgsalamander — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202003-11 Related CVEs: CVE-2017-5617 Upstream summary: A Server-Side Request Forgery was discovered in SVG Salamander. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution […]

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FreeBSD 12 — ruby+pthreads — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — ruby+pthreads — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 31 December 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: ruby — UTF-7 encoding XSS vulnerability in WEBrick Related CVEs: CVE-2006-5467 CVE-2006-6303 CVE-2008-1447 CVE-2008-2726 CVE-2008-3655 CVE-2008-3656 CVE-2008-3905 CVE-2009-1904  +1 more Upstream summary: The official ruby site reports: WEBrick have had […]

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Alpine Linux edge — file — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — file — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 5.37-r1 📖 ~4 min read  •  Source: Alpine secdb entry — file 5.37-r1 Related CVEs: CVE-2019-18218 CVE-2019-1543 CVE-2019-8904 CVE-2019-8905 CVE-2019-8906 CVE-2019-8907 Upstream summary: Alpine main repository for vedge ships file 5.37-r1 which addresses CVE-2019-18218. Table of […]

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FreeBSD 12 — exim-ldap — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — exim-ldap — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 31 December 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: exim — local privilege escalation Related CVEs: CVE-2004-0400 CVE-2005-0021 CVE-2005-0022 CVE-2011-0017 Upstream summary: exim.org reports: CVE-2011-0017 – check return value of setuid/setgid. This is a privilege escalation vulnerability whereby the […]

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How to Set Up RADIUS Authentication on Windows Server 2019 — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Set Up RADIUS Authentication on Windows Server 2019

Introduction to RADIUS Authentication RADIUS (Remote Authentication Dial-In User Service) is a networking protocol that provides centralized authentication, authorization, and accounting (AAA) for network access. Windows Server 2019 implements RADIUS through the Network Policy Server (NPS) role. NPS acts as a RADIUS server that authenticates users trying to connect via VPN, wireless access points, 802.1X […]

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Arch Linux — ntp — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — ntp — multiple vulnerabilities (16 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-201803-11 Related CVEs: CVE-2018-7185 CVE-2018-7184 CVE-2018-7183 CVE-2018-7182 CVE-2018-7170 CVE-2016-1549 CVE-2016-9311 CVE-2016-9310  +8 more Upstream summary: Type: multiple issues. Status: Fixed. Affected: 4.2.8.p10-1. Fixed in: 4.2.8.p11-1. Group: AVG-647. Table of contents […]

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SLES 15 — ruby2.5-rubygem-activejob — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — ruby2.5-rubygem-activejob — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 31 December 2019 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-RU-2019:1820-1 (see also SUSE bugzilla) Related CVEs: CVE-2018-16476 Upstream summary: A Broken Access Control vulnerability in Active Job versions >= 4.2.0 allows an attacker to craft user input which can cause Active […]

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How to Secure MySQL on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Secure MySQL on RHEL 7

How to Secure MySQL on RHEL 7 A default MySQL installation leaves several security gaps that can expose your databases to unauthorized access, data theft, or privilege escalation. On Red Hat Enterprise Linux 7, taking deliberate steps to harden MySQL immediately after installation is essential for any production or internet-facing system. This guide walks through […]

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